three days of talks with government on how to end bloodshed in syria. more than 40 thousand syrians have died in the 21-month conflict as you know. on wednesday go on twitter to catch the pope's first tweet from his personal account. we're going to answer questions about faith. there you go. you can actually follow the pope on twitter. in less than a week he's managed to get 600,000 followers. very popular guy. friday, time's person of the year. that's a big day. you may remember the protester was chosen. and on saturday, there we go, a potentially pivotal moment for the nation. indication the latest on it right here on cnn. there you have it. >>> thrn mooing south african leader nelson man doula is president. jacob zuma assures there's no cause for alarm but people are certainly wired about his health. we're joined from south africa. great to talk with you. what do we know in terms of nelson mandela's health? we're learning that he's going three extensive testing, is that right? the president treat mrs. mandela's health as a closely guarded secret and